Analysis

  • max time kernel
    144s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-04-2024 17:22

General

  • Target

    ea840439548046e28b09eaef3ac5fc34_JaffaCakes118.exe

  • Size

    419KB

  • MD5

    ea840439548046e28b09eaef3ac5fc34

  • SHA1

    c55b91c604c875b5295098a564d138bdf471f3be

  • SHA256

    2c6d4e1fe81ff509ba9518d8e074d70c6663c41c417a211d72182c1ad7d577b1

  • SHA512

    96b29bfe4c0e8e76579f064af8e95395ecb932113df2f2562916e3a08f4f7246ac6de1323bb0af4101d752e3aefb48d143ebdd224e94b5fb688788370e68a426

  • SSDEEP

    12288:4rRyKsCvfRJgypJwrp7LBryYRrZkSNU5aRoeP0Cf:4rRyKsCvZSypSrp74YR75Roe

Score
10/10

Malware Config

Signatures

  • Expiro, m0yv

    Expiro aka m0yv is a multi-functional backdoor written in C++.

  • Expiro payload 3 IoCs
  • Program crash 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea840439548046e28b09eaef3ac5fc34_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ea840439548046e28b09eaef3ac5fc34_JaffaCakes118.exe"
    1⤵
      PID:2784
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 236
        2⤵
        • Program crash
        PID:3276
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2784 -ip 2784
      1⤵
        PID:4864
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2232 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:3064

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2784-0-0x00000000001E0000-0x00000000002DF000-memory.dmp

          Filesize

          1020KB

        • memory/2784-1-0x00000000001E0000-0x00000000002DF000-memory.dmp

          Filesize

          1020KB

        • memory/2784-2-0x00000000001E0000-0x00000000002DF000-memory.dmp

          Filesize

          1020KB